Stable WarpFusion v0.5.195 Nightly - frame matching tweaks (Patreon)
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Another update to v0.5.19, introducing some frame matching tweaks.
Frame matching manages stylized frames' post-render adjustments, that is aimed to reduce color bleeding andringing/feedback loop artifacts.
With colormatch_frames and normalize_latent both off the output will go deep purple in just a few frames, probably dur to a feedback loops being introduced due to images being fed back and forth in a loop into stable diffusion autoencoder, and then clipped to RGB range afterwards. Before investigating this furter, I've added a few tweaks that can already help with the issue.
Changelog:
- add normalize_latent modes: off, first_latent, user_defined
- add normalize_latent user preset std and mean settings
- add latent_norm_4d setting for per-channel latent normalization (was off in legacy colabs)
- add colormatch_frame modes: off, init_frame, init_frame_offset, stylized_frame, stylized_frame_offset
- add color match algorithm selection: LAB, PDF, mean (LAB was the default in legacy colabs)
- add color match offset setting
- add color match regrain flag
- add color match strength
Normalize latent tweaks
normalize_latent modes:
- off: disabled
- first_latent: legacy behavior, matches latent stats to the 1st stylized frame latent
- user_defined: matches to user defined stats in latent_fixed_std and latent_fixed_mean
latent_norm_4d: normalize on per-channel basis instead of 1 channel like it was before.
Color match frames tweaks
colormatch_frame modes:
- off: disabled
- stylized_frame: match to fixed stylized frame (used in legacy)
- init_frame: match to fixed raw init video frame
- stylized_frame_offset: match to stylized frame with offset relative to current frame
- init_frame_offset: match to raw init video frame with offset relative to current frame
color_match_frame_str: color match opacity. 1 = full, 0 = off. (1 in legacy)
colormatch_offset: fixed frame number for stylized frame/init frame modes, offset back a few frames for offset modes (0 in legacy)
colormatch_method:
- LAB - match in LAB colorspace (used in legacy)
- PDF - match via probabilty density function
- mean - match by mean
colormatch_regrain: restore texture from reference frame (off in legacy)
upd: add resize to colormatching
upd: fix colormatching being forever on
upd: add resize to colormatching :D
upd: fix colormatching resizing wrong image
upd: fix mask_video not extracting masked frames
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